Summer warming explains widespread but not uniform greening in the Arctic tundra biome

Logan T. Berner, Richard Massey, Patrick Jantz, Bruce C. Forbes, Marc Macias-Fauria, Isla Myers-Smith, Timo Kumpula, Gilles Gauthier, Laia Andreu-Hayles, Benjamin V. Gaglioti, Patrick Burns, Pentti Zetterberg, Rosanne D’Arrigo, Scott J. Goetz